Proliant details: http://h18004.www1.hp.com/products/quickspecs/12195_na/12195_na.html
Certified Operating Systems:
WindowsLinuxNetwareSCO OpenServerSCO UnixWareSolarisIMB OS2 Warp ServerVMware
Increase equipment availability and productivity with round-the-clock onsite support for your HP hardware.
4-hour onsite response 24x7:For
issues that cannot be resolved remotely, an authorized HP Services
representative arrives at your site within 4 hours after your call has
been logged. Service is available around-the-clock every day, including
all holidays. HP Services returns your covered hardware to operational
condition, repairing or replacing components or entire units as
necessary. Your coverage includes all required parts and materials.